Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            124       24        22.400484  22.419033  22.410765  0.005466   22.411081 
2008            124       24        23.081936  23.166645  23.128641  0.022833   23.128951 
2009            124       24        23.171741  23.268129  23.224317  0.026701   23.227404 
2010            124       24        24.137516  24.204161  24.172773  0.017002   24.171709 
2011            124       24        24.302839  24.37858   24.33515   0.019389   24.333661 
2012            124       24        24.503258  24.574709  24.540676  0.020187   24.538452 
2013            124       24        22.073387  22.100388  22.092675  0.007936   22.095775 
2014            124       24        23.147484  23.193838  23.176046  0.012076   23.177016 
2015            124       24        24.071419  24.156322  24.109366  0.022045   24.106065 
2016            124       24        23.268549  23.384386  23.32838   0.03666    23.326935 
2017            124       24        24.546968  24.569902  24.559906  0.00757    24.561629 
2018            124       24        24.259806  24.31916   24.291992  0.015586   24.292871 
2019            124       24        25.214838  25.323935  25.297578  0.027163   25.307258 
2020            124       24        23.303646  23.373161  23.348093  0.019581   23.352404 
2021            124       24        23.171677  23.289129  23.22366   0.02993    23.221904 
2022            124       24        24.450001  24.540064  24.485782  0.021971   24.484532 
2023            124       24        22.557516  22.645128  22.599165  0.028719   22.59758